baber/WOPTO huggingface dataset:
Patent KR-20110021722-A (KR)
Inventor: NUMRICH UWE
IPC: C08J5/00
Filed: 2009-02-27
Abstract: 본 발명은 1종 이상의 열가소성 폴리우레탄 A) 및 1종 이상의 충격 내성 개질된 폴리(메트)아크릴레이트 B)를 포함하는 플라스틱 혼합물에 관한 것이고, 여기서 충격 내성 개질된 폴리(메트)아크릴레이트는 유리 전이 온도가 70℃ 이상인 경질상 및 유리 전이 온도가 -10℃ 이하인 연질상(ductile phase)을 가지고, 여기서 인성상의 평균 입자 크기는 130 nm 이하이고, 인성상의 적어도 일부는 경질상에 공유 결합된다.
Patent KR-20100139065-A (KR)
Inventor: TINNAKORNSRISUPHAP PEERAPOL
IPC: H04W12/08
Filed: 2009-03-24
Abstract: 액세스 단말기가 그룹 키를 이용하여 암호화된 브로드캐스트 메시지의 단일의 카피를 전송하는 것을 허용하는 브로드캐스트 메시지 보안을 위한 신규한 그룹 키 분배 및 관리 기법이 제공된다.     액세스 단말기에 대한 액세스 노드들의 활성 세트의 멤버들인 액세스 노드들은 메시지를 암호해독 및 이해할 수도 있다.     액세스 단말기에 의해 그룹 키가 생성되고, 임시 유니캐스트 키들을 사용하여 그 활성 세트 내의 액세스 노드들에 분배되어 분배 동안에 그룹 키를 보안한다.     액세스 단말기에 대한 액세스 노드들의 활성 세트로부터 액세스 노드가 제거될 때마다 새로운 그룹 키가 제공된다.
Patent KR-20110008064-A (KR)
Inventor: SHOKI TSUTOMU
IPC: H01L21/027
Filed: 2009-03-24
Abstract: 기판과, 상기 기판 상에 형성된, 고굴절률층과 저굴절률층을 교대로 적층시킨 구조의 다층 반사막과, 상기 다층 반사막 상에 적층된 EUV 노광광을 흡수하는 흡수막을 구비하는 반사형 마스크 블랭크이다.  상기 흡수막은, 층 내를 통과하여 상기 다층 반사막에서 반사되는 EUV 노광광에, 직접 입사하여 상기 다층 반사막에서 반사되는 EUV 노광광에 대하여 소정의 위상차를 발생시키는 위상 시프트층과, 상기 위상 시프트층 상에 적층되며, 단독으로 또는 상기 위상 시프트층과 함께, 층 내를 통과하는 EUV 노광광을 흡수하여 감쇠시키는 흡수체층을 구비한다.
Patent KR-20110008208-A (KR)
Inventor: UCHIDA MINORU
IPC: H01L21/302
Filed: 2009-03-11
Abstract: 기능성 용액으로서 황산 전기 분해액을 효율적으로 생성하고, 또한 전해에 의해 생성된 과황산을 자기분해를 억제해서 효율적으로 사용측에 공급한다.  
황산 용액을 전해함으로써 기능성 용액을 제조해서 사용측에 공급하는 기능성 용액 공급 시스템에 있어서, 상기 시스템이 황산 용액을 저류하는 저류조(2)와, 황산 용액을 전해하는 전해장치(전해 셀(3))와, 황산 용액을 가온하는 가온수단(가열기(4))과, 황산 용액을 냉각하는 냉각수단(냉각기(4))과, 저류조(2)부터 배출된 황산 용액을 가온수단을 통하지 않고 전해장치를 통해서 상기 저류조(2)로 되돌리는 제 1 순환 라인(11)과, 사용측(세정기(1))으로부터 도입된 황산 용액을 가온수단을 통하지 않고 냉각수단 및 상기 저류조(2)를 이 순서로 통하여 사용측에 리턴시키는 제 2 순환 라인(12)과, 상기 사용측으로부터 도입된 황산 용액을 냉각수단 및 상기 저류조(2)를 통하지 않고 가온수단(가열기(4))을 통해서 상기 사용측에 리턴시키는 제 3 순환 라인(13)을 구비한다.
Patent KR-20110014591-A (KR)
Inventor: RAMSEY GARY S
IPC: H02K29/06
Filed: 2009-04-16
Abstract: 특정 예시적인 실시예는 기계를 제공할 수 있으며, 상기 기계는 자기 스러스트 베어링을 포함하며, 상기 자기 스러스트 베어링은: 회전자 부; 고정자 부; 및 실질적으로 상기 고정자 부 및 상기 회전자 부를 둘러싸는 하우징을 포함하며, 상기 회전자 부는 회전자의 원주 주변에 부착되고 상기  회전자와 함께 회전하도록 구성된 스러스트 디스크를 포함하며, 상기 스러스트 디스크는 스러스트 디스크 제 1 측 및 스러스트 디스크 제 2 측을 정의하며, 상기 제 1 측은 상기 제 2 측을 마주본다.
Patent KR-20110031160-A (KR)
Inventor: TADA KENICHI
IPC: B01J21/06
Filed: 2009-06-12
Abstract: 본 발명의 과제는, 높은 증기압 및 높은 열안정성을 지니고, CVD법 또는 ALD법 등의 수법에 의해 티타늄 함유 박막을 제조하기 위한 우수한 원료로 되는 신규한 티탄 착체, 그들 착체의 제조방법, 그들 착체를 이용해서 제작한 티타늄 함유 박막 및 그들 박막의 제법의 제공에 관한 것이다.  본 발명은 하기 일반식 1로 표시되는 티탄 착체를 제조하는 것 및 해당 착체를 이용해서 티타늄 함유 박막을 제조하는 것에 관한 것이다: 
[일반식 1] 
   
(식 중, R 1  및 R 4 는 각각 독립적으로 탄소수 1 내지 16의 알킬기를 나타내고; R 2  및 R 3 는 각각 독립적으로 수소원자 또는 탄소수 1 내지 3의 알킬기를 나타내며; R 5 는 불소원자로 치환되어 있어도 되는 탄소수 1 내지 16의 알킬기를 나타낸다).
Patent KR-20120080089-A (KR)
Title: A network system
Inventor: LEE HOON BONG
IPC: H04Q9/04
Filed: 2011-01-06
Abstract: PURPOSE: A network system is provided to simply embody interface between a control device of an electric appliance and a communication part. CONSTITUTION: If a communication connection command is inputted to an electric appliance(100) or external component, a connection signal is generated form the corresponding component. Communication address and intrinsic codes are exchanged between the components. A master component(150) of the electric appliance generates a communication state confirmation signal. A slave component(110) of the electric appliance transmits a reception confirmation signal about the communication state confirmation signal.
Patent KR-20120081850-A (KR)
Title: Led lamp
Inventor: YU JONG SAM
IPC: F21Y101/02
Filed: 2011-01-12
Abstract: PURPOSE: A curved LED with high heat radiation performance and a light weight is provided to maximize heat radiation efficiency by adopting a graphite expansion plate. CONSTITUTION: A lamp unit includes an LED source and emits light and comprises a plurality of LEDs, a flexible PCB(20), and a graphite expansion plate(30). A graphite expansion plate is formed on the outer side of the flexible PCB. A case unit receives the lamp unit and includes a left plate(41), a right plate(42), a support rod(51), and a clamping unit(52).
Patent KR-20120082267-A (KR)
Title: Puzzle with a code capable of perceiving to smart phone
Inventor: KIM JONG SUB
IPC: G06K7/00
Filed: 2011-01-13
Abstract: PURPOSE: A puzzle in which recognizable code is given from the terminal is provided to provide various information, music, or movie. CONSTITUTION: A puzzle in which recognizable code is given from the terminal comprises a main body(10), a puzzle piece(20) in which c-number is combined in the main body to the fitting type, a code(30) designed in the puzzle piece, and a terminal(40). The terminal comprises a camera which scans codes, a cellular phone which includes a camera or a scanner having a scan function which stores an application program which recognizes the cord, PDA, a desktop computer, a laptop, or a tablet PC and outputs the information included in the code.
Patent KR-20120082486-A (KR)
Title: Double manicure
Inventor: KIM HO KYUNG
IPC: A45D29/00
Filed: 2011-01-14
Abstract: PURPOSE: A manicure having two colors is provided to combine two colors into one manicure and use both colors. CONSTITUTION: A manicure having two colors(100) is formed by combining two existing manicures. The manicure having two colors enables users to easily store and use the manicure. When the user uses A color manicure, the user closes the lid of the manicure of B color. When the user uses the manicure of B color, the user closes lid of the A color manicure.
Patent KR-20120084411-A (KR)
Title: Lighting for color therapy
Inventor: SONG MIN HUN
IPC: F21S10/00
Filed: 2011-01-20
Abstract: PURPOSE: A lighting for a color therapy is provided to control a lighting color by storing color information for the color therapy in a control unit. CONSTITUTION: A body(10) emits light through all surfaces. An operation module(20) is combined with the inner side of the body. A light source(30) comprises a plurality of RGB LED sources. A control unit(40) controls the color and brightness of the light source. A power supply unit(50) supplies power to the light source and the control unit.
Patent KR-20120085626-A (KR)
Title: Smart LED Display used greenway
Inventor: MOON SUNG MO
IPC: G09F9/33
Filed: 2011-01-24
Abstract: PURPOSE: An intelligent LED electronic display for environment friendly bicycle road reclamation is provided to enhance visibility by automatically flickering based on generated energy of a solar cell and controlling image angel of an LED. CONSTITUTION: A solar photon using a solar cell executes power generation and supplies a power source to the whole system. A lithium ion battery executes charging and discharging processes. Power production amount of the solar cell is checked and an intelligent LED electronic display is automatically flickered without separate additional costs such as an illumination sensor.
Patent KR-20120092419-A (KR)
Title: Zoom lens system
Inventor: SHIM HYUNG ROK
IPC: G02B15/16
Filed: 2011-02-11
Abstract: PURPOSE: A zoom-lens system is provided to high optical performance while having long back focal distance(BFL), thereby easily arranging a filter between an image side lens and an image plane. CONSTITUTION: A zoom-lens system successively comprises a first lens group(G1), a second lens group(G2), a third lens group(G3), and a fourth lens group(G4) from the image side. The first lens group has a positive refraction index. The first lens group comprises one or more lenses and a refraction member changing the path of an optical axis. The second lens group has a negative refraction index. The third lens group has the positive refraction index. The fourth lens group has the positive refraction index. A diaphragm installation space is secured by moving two lens groups only in the zooming.
Patent KR-20120093554-A (KR)
Title: 중간 플랜지의 가스켓 및 그 제조 방법
Inventor: SHIN MIN KYOON
IPC: F01N13/08
Filed: 2011-02-15
Abstract: 본 발명의 제1측면에 따르면, 엔진의 배기 구조의 구성 요소들이 연결되는 플랜지의 결합면에 부착되는 가스켓에 있어서, 상기 가스켓은 고온의 배기가스가 통과하는 가스공이 중앙에 형성되고, 상기 가스공의 내주측에는 상기 플랜지를 통해 배출되는 상기 배기가스의 누출을 방지하는 유출 방지링이 형성되는 중간 플랜지의 가스켓을 제공한다.  
본 발명은 가스켓 중앙의 가스공의 내주를 따라 가스의 누출을 방지할 수 있도록 오링 역할을 수행하는 유출 방지부를 일체로 형성하여 배기가스의 누출을 방지할 수 있는 효과가 있다.
Patent KR-20110095180-A (KR)
Title: A substrate table, a lithographic apparatus and a method for manufacturing a device using a lithographic apparatus
Inventor: KANEKO TAKESHI
IPC: H01L21/027
Filed: 2011-02-16
Abstract: PURPOSE: A substrate table, a lithographic device, and a method for manufacturing a device using the lithographic device are provided to prevent a droplet from passing through an encoder plate by using an emitter for projecting a beam to the encoder plate along a sensor beam path. CONSTITUTION: An encoder plate(100) is located on a substrate table. An air knife opening unit(310) is located in an outer gap(300) and prevents droplet from reaching the encoder plate. A fluid extraction system(330) has one or more openings on the surface of a gap to extract liquid from the gap.
Patent KR-20120008430-A (KR)
Title: Ptp sheet manufacturing device
Inventor: TAKAHASHI MOTOKI
IPC: B65B51/10
Filed: 2011-02-24
Abstract: PURPOSE: A PTP sheet manufacturing device is provided to increase the manufacturing speed of PTP sheets through the consecutive sending process of the PTP sheets. CONSTITUTION: A PTP sheet manufacturing device comprises a pocket unit forming unit, a charging unit, a sealing unit, and a sheet punching unit. The pocket unit forming unit forms a pocket unit for accepting an object on a container film. The charging unit charges the pocket unit with the object. The sealing unit attaches a cover film on the container film to seal pocket unit and has a film support roll(18) and a heating seal roll(19). The sheet punching unit punches the film, in which the cover film is attached.
Patent KR-20120099991-A (KR)
Title: Unit of freezing protection in tank
Inventor: KIM DEOG SIN
IPC: B01D21/24
Filed: 2011-03-02
Abstract: PURPOSE: A freezing preventive apparatus for a settling bath and a concentrating bath is provided to prevent a feed wheel from being frozen with moisture by regularly striking the outer circumference of the feed wheel when the feed wheel rotates. CONSTITUTION: A freezing preventive apparatus for a settling bath and a concentrating bath includes a supporting shaft frame, a feed wheel(30), and a freezing preventive unit(90). The supporting shaft frame is installed at the center of a water tank(10) in a water purifying apparatus. The water tank includes a settling bath and a concentrating bath. The feed wheel is fastened with the upper part of the supporting shaft frame. The freezing preventive unit is installed at the feed wheel.
Patent KR-20110100165-A (KR)
Inventor: SUGIMOTO MASAMICHI
IPC: F16H57/027
Filed: 2011-03-03
Abstract: 본 발명의 과제는 변속기의 에어 브리더 기구에 있어서, 에어 브리더 구멍으로부터 오일이 분출되는 것을 억제하는 것이다. 
에어 브리더 구멍(11)을 통해 변속기 내부의 압력을 배출하는 에어 브리더 기구(10)는 에어 브리더 구멍(11)에 접속하는 에어 브리더실(15)을 구비한다.  변속기 내부에 배치되는 기어(31, 32)의 외주를 따라서 만곡되어 기어(31, 32)의 외주와의 사이에 만곡된 간극(25)을 형성하는 내측벽부(22)를 에어 브리더실(15)이 갖고 있고, 기어(31, 32)를 향해 연장되고, 또한 에어 브리더실(15)과 간극(25)을 연통하는 연통 구멍(27)이 내측벽부(22)에 형성된다.
Patent KR-20120104048-A (KR)
Title: Protection film for cellular phone and the method thereof
Inventor: JUNG SUNG PYO
IPC: B32B37/00
Filed: 2011-03-11
Abstract: PURPOSE: A protection film for a portable terminal and manufacture method are provided to prevent the discoloration and abrasion of a printing layer by locating the printing layer between two films. CONSTITUTION: A protection film for a portable terminal includes a first film(100), a second film(120), an information printing layer(130), and adhesive layers(102,122). The second film is attached to the reinforced glass of the portable terminal in order to face to the first film. The information printing layer is inserted between the first film and the second film. The adhesive layer is sprayed between the first and the second film in order to close the information printing layer.
Patent KR-20120105229-A (KR)
Title: Cctv camera having protective cover
Inventor: KIM BYUNG KUK
IPC: H04N7/18
Filed: 2011-03-15
Abstract: PURPOSE: A CCTV(Closed Circuit TV) camera equipped with a protective cover is provided to protect a camera from foreign material or moisture by completely covering durability including a camera lens and an LED(Light Emitting Diode). CONSTITUTION: A protective cover(30) of a transparent material is combined with a base plate. The protective cover is formed in order to protect a camera lens and an LED. A protrusion unit is formed in an upper ring(40). The protrusion unit of the upper ring is inserted into an upper grove of the protective cover. The protrusion unit is formed in a lower ring(50). The protrusion unit of the lower ring is inserted into a lower groove of the protective cover.
Patent KR-20120110250-A (KR)
Title: Adjust clamping apparatus
Inventor: AN HYUN CHAN
IPC: F16C13/00
Filed: 2011-03-29
Abstract: PURPOSE: An adjustable clamping device is provided to prevent clearance in a thrust direction by implementing reciprocation of a ring carrier thrust at the same time as clamping. CONSTITUTION: An adjustable clamping device comprises a driving shaft(20), a ring gear(30), and a jaw(40). The driving shaft is fixed to a housing(50) outside a shaft(10) and provided with external powder. The ring gear is installed around the shaft, comprising a first gear part(31) which is formed on the peripheral surface and engaged with a drive gear and a second gear part(32) formed on one side. The jaw is equally split into a plurality of annular pieces including a third gear part(41) which is formed on one side and engaged with the second gear part. Each annular piece of the jaw reciprocates toward the center of the shaft when the ring gear rotates.
Patent KR-20120111143-A (KR)
Title: Method for managing wind power control system for high availability in wind farm
Inventor: KIM YOUNG HWAN
IPC: H02J3/00
Filed: 2011-03-31
Abstract: PURPOSE: A management mechanism of a highly available wind power control system is provided to remove or recover broken critical redundant components by extracting work data on the broken critical redundant components. CONSTITUTION: A wind power control system comprises a plurality of wind power generation control systems and an integrated management control system(200). The wind power generation control systems control the operation of a wind power generator. The integrated management control system monitors the troubles generated from the components of the wind power generation control systems. [Reference numerals] (210-1,210-2,210-3,210-M) Application; (225-1,225-2,225-3,225-N) Daemon; (231) Network interface manager; (233) Data manager; (235) System control manager; (237) Watchdog manager; (240) Hypervisor; (245) Global watchdog manager; (250) Hardware
Patent KR-20120111309-A (KR)
Title: Measurement sensor of nano-particles in air
Inventor: KWON YONG TAEK
IPC: G01N15/10
Filed: 2011-03-31
Abstract: PURPOSE: A sensor measuring nano particles in the air is provided to have excellent portability by compactly manufacturing and to improve availability by widely using in small laboratories. CONSTITUTION: A sensor measuring nano particles in the air comprises an impactor module(100), an inlet unit(200), a charging unit(300), a sensing unit(500), and a suction pump(600). Nano particles(P1) floating in the air are suctioned and selected, thereby passing through the impactor module. The inlet unit is joined to be connected to the impactor module so that the nano particles flow into the inlet unit from the impactor module. The charging unit charges the nano particles has flown through the inlet unit with a single electrode and makes the nano particles pass through. The sensing unit senses variations in voltage generated while the nano particles passes through, thereby obtaining the concentration of the nano particles. The suction pump is connected and mounted to a rear end part of the sensing unit in order that the nano particles can float while passing through the inlet unit, the charging unit, and the sensing unit after being suctioned to the impactor module.
Patent KR-20110119564-A (KR)
Title: Image transmission apparatus and method of controlling image transmission apparatus
Inventor: KASUYA KENJI
IPC: H04N1/32
Filed: 2011-04-26
Abstract: PURPOSE: An image transmission apparatus and control method thereof are provided to reduce the input error of authentication information by transmitting image data to various destinations. CONSTITUTION: When a destination is selected, a CPU(Central Processing Unit) determines a constant authentication mode or an automatic authentication mode(S3-003, S3-004). The CPU confirms the destination in which is enrolled in a destination list(S3-005). The CPU receives the input of authentication information in a panel(S3-006). The CPU scans articles(S3-007). The CPU memorizes image data temporally. The CPU transmits the image data to the destination successively(S3-008).
Patent KR-20120122083-A (KR)
Title: Filler for Eliminating Wrinkles
IPC: A61L27/14
Filed: 2011-04-28
Abstract: PURPOSE: Fillers for removing wrinkles are provided to be firmly fixed under the skin regardless of the contraction of muscles. CONSTITUTION: Fillers for removing wrinkles comprise a main body(12) which is formed in the shape of a slim and long tube, and a through-hole(14) which forms fiber texture and is formed to communicate with a hollow which is formed inside the main body in the longitudinal direction. The main body is integrally formed and has a circular crosssection. The diameter of the main body is 0.6-1.0 mm. The diameter of the hollow is 0.5-0.7 mm. The diameter of the through-hole is 40-500 micrometers.
Patent KR-20120125687-A (KR)
Title: Remote security system with wireless emergency bell apparatus
IPC: G08B13/196
Filed: 2011-05-09
Abstract: PURPOSE: A remote control system is provided to manage an emergency bell and a CCTV(Closed Circuit Television) of a plurality of location areas in a remote site. CONSTITUTION: A remote control system comprises wireless emergency bells(2-1-2-n), CCTV cameras(4-1-4-n), an emergency bell central control system server(6), an emergency bell system integrated management server(5), and a CCTV central control system server(8). The wireless emergency bells are installed in a predetermined region and have unique identification and wirelessly transmit an emergency bell button signal. The CCTV cameras are installed in the region in which one or more emergency bells are installed in accordance with the number of the wireless emergency bells. The emergency bell central control system server processes a wireless signal from the wireless emergency bells and primarily processes a signal provided from a specific wireless emergency bell. The emergency bell system integrated management server is connected to the emergency bell central control system server through a wired and wireless communication network and receives a signal corresponding to an input signal of the wireless emergency bells from the emergency bell central control system server. The CCTV central control system server is connected to the emergency bell central control system server through the wired and wireless communication network and receives a signal corresponding to an input signal of the wireless emergency bells from the emergency bell central control system server. [Reference numerals] (5) Emergency bell system integrated management server; (6) Emergency bell central control system server; (8) CCTV central control system server; (AA) Wired and wireless communication network; (BB) Transmission to a security companies server or a police station communication network
Patent KR-20120137592-A (KR)
Title: The method for testing manual and automatic assignment
Inventor: JEONG JIN HEE
IPC: G06Q50/00
Filed: 2011-05-17
Abstract: PURPOSE: A contents verification agency automatic and a manual allocation method are provided to match an optimal verification agency, based on the purpose of a contents developer, for a contents developer, based on an automatic or manual mode of selecting a verification agency, and verification information inputted by a contents provider server. CONSTITUTION: Verification information necessary for verifying contents is received(S202). A request for choosing a verification agency verifying the contents with an automatic or a manual mode is transmitted(S203). The range of verification costs caused from the process of verifying contents by the verification agency is presented(S204). When the verification agency is automatically selected, A signal requesting an auto select is transmitted to a store service provider server(S205). [Reference numerals] (AA) Start; (BB) End; (S201) Setting relationship; (S202) Receiving verification information; (S203) Does it automatically select a verification institution?; (S204) Setting a verification fee range; (S205) Automatically requesting a verification institution; (S206) Automatically selecting; (S207) Storing verification platform information; (S214) Manually requesting a verification institution; (S215) Providing verification institution information; (S216) Manually selecting
Patent KR-20120130571-A (KR)
Title: Integrated message management device and method in communication terminal
IPC: H04W88/18
Filed: 2011-05-23
Abstract: PURPOSE: An integrated message management apparatus and method thereof are provided to promote user convenience by syntagmatically processing message responses and by providing a classification function. CONSTITUTION: A push message storage unit(210) stores one or more push message information transmitted to one or more applications. A push message display unit(220) displays identification information of the stored one or more applications and one or more push information. A push message management unit(230) manages the displayed one or more push message information. [Reference numerals] (200) Integrated message management apparatus; (210) Push message storage unit; (220) Push message display unit; (230) Push message management unit; (240) Alarm display control unit; (250) Application operating unit
Patent KR-20120137685-A (KR)
Title: Tray for inspecting secondary battery
Inventor: AHN HYEOK
IPC: G01R19/165
Filed: 2011-06-13
Abstract: PURPOSE: A tray for inspecting a secondary battery is provided to easily perform inspecting voltage and current when charging or discharging unit cells. CONSTITUTION: A tray for inspecting a secondary battery includes a storage unit(110) and a pressing unit(120). The storage unit stores cells to be inspected. The pressing unit which is mounted on the storage unit pressurizes unit cells for ion conduction of electrolyte when cells are charged or discharged.
Patent KR-20130007086-A (KR)
Title: Glove box of automobile
Inventor: KO SOON CHEON
IPC: B60R7/06
Filed: 2011-06-29
Abstract: PURPOSE: A glove box for a vehicle is provided to be easily separate from an instrument panel because a stopper pin is separated from a housing stopper by manually turning a handle part of the stopper pin. CONSTITUTION: A glove box for a vehicle comprises a case(100), a housing stopper(200), and a stopper pin(300). A guide(110) is protruded from one side of the case and a mounting hole(120) is formed in the other side of the case. The housing stopper has a body(210) and a locking piece(220). A coupling hole(211) is formed at the center of the body. The locking piece having threads(221) is formed on the periphery of the coupling hole in the rear side of the body. The locking piece is fitted in the mounting hole of the case. A threaded portion(320) of the stopper pin is formed between a knob(310) and a stopper shaft(330). The stopper pin is fitted in the coupling hole of the housing stopper to couple with the housing stopper.